minify-html/rust/main/src/cfg/mod.rs

52 lines
2.5 KiB
Rust

/// Configuration settings that can be adjusted and passed to a minification function to change the
/// minification approach.
#[derive(Default)]
pub struct Cfg {
/// Do not minify DOCTYPEs. Minified DOCTYPEs may not be spec compliant.
pub do_not_minify_doctype: bool,
/// Ensure all unquoted attribute values in the output do not contain any characters prohibited by the [WHATWG specification](https://html.spec.whatwg.org/multipage/syntax.html#attributes-2).
pub ensure_spec_compliant_unquoted_attribute_values: bool,
/// Do not omit closing tags when possible.
pub keep_closing_tags: bool,
/// Do not omit `<html>` and `<head>` opening tags when they don't have attributes.
pub keep_html_and_head_opening_tags: bool,
/// Keep spaces between attributes when possible to conform to HTML standards.
pub keep_spaces_between_attributes: bool,
/// Keep all comments.
pub keep_comments: bool,
/// Minify CSS in `<style>` tags and `style` attributes using [https://github.com/Mnwa/css-minify](css-minify). By default, the optimisation level is 1 as specified by the CSS minifier, but this can be adjusted by the minify_css_level_* settings.
pub minify_css: bool,
/// Use optimisation level 1 for the CSS minifier. This is currently the default, but may change in the future if higher levels become safe.
pub minify_css_level_1: bool,
/// Use optimisation level 2 for the CSS minifier. This is mostly safe, but may perform some dangerous optimisations.
pub minify_css_level_2: bool,
/// Use optimisation level 3 for the CSS minifier. This performs many dangerous optimisations, so ensure any input works with this level.
pub minify_css_level_3: bool,
/// Minify JavaScript in `<script>` tags using
/// [minify-js](https://github.com/wilsonzlin/minify-js).
///
/// Only `<script>` tags with a valid or no
/// [MIME type](https://mimesniff.spec.whatwg.org/#javascript-mime-type) is considered to
/// contain JavaScript, as per the specification.
pub minify_js: bool,
/// Remove all bangs.
pub remove_bangs: bool,
/// Remove all processing_instructions.
pub remove_processing_instructions: bool,
}
impl Cfg {
pub fn new() -> Cfg {
Cfg::default()
}
pub fn spec_compliant() -> Cfg {
Cfg {
do_not_minify_doctype: true,
ensure_spec_compliant_unquoted_attribute_values: true,
keep_spaces_between_attributes: true,
..Cfg::default()
}
}
}